Observatoire des saisons
| Editor | L'Age d'Homme |
| Series | Petite Bibliothèque Slave |
| Translated by | Denitza Bantcheva |
| Format | Soft cover |
| Language | French |
| First Printing | 2001 |
| Pages / Font | 96 pages |
| ISBN 10 | 2825115282 |
| Barcode | 9782825115282 |
Added by freesong
| Editor | L'Age d'Homme |
| Series | Petite Bibliothèque Slave |
| Translated by | Denitza Bantcheva |
| Format | Soft cover |
| Language | French |
| First Printing | 2001 |
| Pages / Font | 96 pages |
| ISBN 10 | 2825115282 |
| Barcode | 9782825115282 |